WM-BF22 Magnetic Audio Head

The Sony WM-BF22 has a conventional audio head, which appears to be a Sony design. It is extremely sensitive and has a good frequency response. This is a highly magnified view of the head and as you can see, it has a mirror smooth polished surface that reflects light. The thickness of the magnetic core gap determines the frequency response, and back in 1990s Sony were the leaders in this technology. They created some of the best heads that are still in use today. These heads can wear out after excessive use and it is possible to find replacement heads from online electronics suppliers. However, I also keep spare parts just in case a component cannot be found online.

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